Angioplasty target is an ARTERY, which is a type of blood vessel that carries oxygen-rich blood from the heart to the rest of the body. Angioplasty is a medical procedure used to open blocked or narrowed arteries, often caused by atherosclerosis, which is a buildup of fatty deposits on the inner walls of the arteries. The goal of angioplasty is to improve blood flow and reduce the risk of heart attack or stroke.